:root {
  --navy-950: #050d1a;
  --navy-900: #071628;
  --navy-800: #0a1f3d;
  --yellow-500: #f5c518;
  --white: #fff;
  --font-display: "Space Grotesk", sans-serif;
  --font-body: "Source Sans 3", sans-serif;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body.sim-body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--white);
  background:
    radial-gradient(circle at 15% 10%, rgba(245,197,24,0.12), transparent 28%),
    radial-gradient(circle at 85% 0%, rgba(40,120,255,0.12), transparent 30%),
    linear-gradient(160deg, #050d1a, #0a1f3d 55%, #071628);
  min-height: 100%;
}

.sim-top {
  display: flex;
  align-items: center;
  gap: 1rem;
  justify-content: space-between;
  padding: 0.85rem 1.25rem;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  background: rgba(5,13,26,0.72);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 20;
}
.sim-brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  color: inherit;
  text-decoration: none;
}
.sim-brand strong { display: block; font-family: var(--font-display); }
.sim-brand small { color: rgba(255,255,255,0.65); }
.sim-stats {
  display: flex;
  gap: 1rem;
}
.sim-stats div {
  min-width: 88px;
  padding: 0.35rem 0.7rem;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 8px;
  background: rgba(255,255,255,0.03);
}
.sim-stats span {
  display: block;
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.55);
}
.sim-stats strong {
  font-family: var(--font-display);
  color: var(--yellow-500);
}
.sim-back {
  color: var(--yellow-500);
  text-decoration: none;
  font-weight: 700;
  font-family: var(--font-display);
}

.sim-main {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 1rem;
  padding: 1rem;
  max-width: 1480px;
  margin: 0 auto;
}
.sim-panel {
  background: rgba(7,22,40,0.78);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 16px;
  padding: 1.1rem 1.15rem 1.25rem;
  box-shadow: 0 20px 40px rgba(0,0,0,0.25);
}
.sim-panel h1 {
  margin: 0 0 0.55rem;
  font-family: var(--font-display);
  font-size: 1.35rem;
}
.sim-panel > p { color: rgba(255,255,255,0.78); line-height: 1.5; }
.sim-mission-list {
  list-style: none;
  margin: 1rem 0;
  padding: 0;
  display: grid;
  gap: 0.45rem;
  max-height: 48vh;
  overflow: auto;
}
.sim-mission-list li {
  display: grid;
  grid-template-columns: 36px 1fr;
  gap: 0.55rem;
  align-items: center;
  padding: 0.55rem 0.6rem;
  border-radius: 10px;
  border: 1px solid rgba(255,255,255,0.08);
  background: rgba(255,255,255,0.03);
  font-size: 0.92rem;
}
.sim-mission-list li.is-done {
  border-color: rgba(245,197,24,0.45);
  background: rgba(245,197,24,0.08);
}
.sim-mission-list .mission-icon {
  width: 32px;
  height: 32px;
  object-fit: contain;
  background: rgba(255,255,255,0.06);
  border-radius: 8px;
  padding: 2px;
}
.sim-mission-list .dot {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  border: 2px solid rgba(255,255,255,0.35);
  margin-top: 2px;
}
.sim-mission-list li.is-done .dot {
  background: var(--yellow-500);
  border-color: var(--yellow-500);
}
.sim-mission-hero {
  display: grid;
  place-items: center;
  margin-bottom: 0.35rem;
}
.sim-mission-hero img {
  width: 72px;
  height: 72px;
  object-fit: contain;
  filter: drop-shadow(0 8px 16px rgba(0,0,0,0.35));
}
.sim-help {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.7);
  margin-bottom: 1rem;
}
.sim-help kbd {
  display: inline-block;
  min-width: 1.4rem;
  padding: 0.1rem 0.35rem;
  margin-right: 0.15rem;
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 4px;
  background: rgba(255,255,255,0.06);
  font-family: var(--font-display);
  font-size: 0.78rem;
  text-align: center;
}

.sim-btn {
  appearance: none;
  border: 0;
  background: var(--yellow-500);
  color: var(--navy-900);
  font-family: var(--font-display);
  font-weight: 700;
  padding: 0.8rem 1rem;
  border-radius: 10px;
  cursor: pointer;
  width: 100%;
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease);
}
.sim-btn:hover { transform: translateY(-1px); box-shadow: 0 10px 24px rgba(245,197,24,0.25); }
.sim-btn-ghost {
  background: transparent;
  color: var(--white);
  border: 1px solid rgba(255,255,255,0.25);
  width: auto;
}
.sim-modal-actions { display: flex; gap: 0.6rem; justify-content: flex-end; margin-top: 1rem; }
.sim-modal-actions .sim-btn { width: auto; min-width: 120px; }

.sim-stage {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.1);
  background: #02060f;
  box-shadow: 0 24px 50px rgba(0,0,0,0.35);
  min-height: 520px;
}
#game {
  width: 100%;
  height: auto;
  display: block;
  touch-action: none;
  background: #02060f;
}
.sim-toast {
  position: absolute;
  left: 50%;
  bottom: 1.1rem;
  transform: translateX(-50%);
  background: rgba(7,22,40,0.92);
  border: 1px solid rgba(245,197,24,0.45);
  color: var(--white);
  padding: 0.65rem 1rem;
  border-radius: 999px;
  font-weight: 600;
  z-index: 5;
}
.sim-touch {
  position: absolute;
  inset: auto 0 0 0;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  padding: 1rem;
  pointer-events: none;
  z-index: 4;
}
.sim-stick, .sim-action { pointer-events: auto; }
.sim-stick {
  width: 110px;
  height: 110px;
  border-radius: 50%;
  border: 2px solid rgba(255,255,255,0.25);
  background: rgba(7,22,40,0.45);
  position: relative;
}
.sim-stick span {
  position: absolute;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--yellow-500);
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
}
.sim-action {
  width: 70px;
  height: 70px;
  border-radius: 50%;
  border: 0;
  background: var(--yellow-500);
  color: var(--navy-900);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.2rem;
}

.sim-modal, .sim-overlay-start {
  position: fixed;
  inset: 0;
  z-index: 40;
  display: grid;
  place-items: center;
  background: rgba(2,6,15,0.72);
  padding: 1rem;
}
.sim-modal[hidden], .sim-overlay-start[hidden] { display: none !important; }
.sim-modal-card, .sim-boot-card {
  width: min(560px, 100%);
  background: linear-gradient(160deg, #0a1f3d, #071628);
  border: 1px solid rgba(245,197,24,0.35);
  border-radius: 18px;
  padding: 1.35rem;
  box-shadow: 0 30px 60px rgba(0,0,0,0.45);
}
.sim-boot-card { text-align: center; }
.sim-boot-card img { margin-bottom: 0.6rem; }
.sim-boot-card h2, .sim-modal-card h2 {
  font-family: var(--font-display);
  margin: 0.2rem 0 0.6rem;
}
.sim-modal-kicker {
  margin: 0;
  color: var(--yellow-500);
  font-family: var(--font-display);
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.sim-quiz { display: grid; gap: 0.55rem; margin-top: 0.9rem; }
.sim-quiz button {
  text-align: left;
  padding: 0.75rem 0.85rem;
  border-radius: 10px;
  border: 1px solid rgba(255,255,255,0.15);
  background: rgba(255,255,255,0.04);
  color: var(--white);
  cursor: pointer;
  font: inherit;
}
.sim-quiz button:hover { border-color: var(--yellow-500); }
.sim-quiz button.is-correct {
  border-color: #3ddc97;
  background: rgba(61,220,151,0.12);
}
.sim-quiz button.is-wrong {
  border-color: #ff6b6b;
  background: rgba(255,107,107,0.12);
}

@media (max-width: 980px) {
  .sim-main { grid-template-columns: 1fr; }
  .sim-stats { display: none; }
  .sim-touch:not([hidden]) { display: flex; }
  .sim-mission-list { max-height: 220px; }
}
@media (min-width: 981px) {
  .sim-touch { display: none !important; }
}